Keeping those products a secret became an obsession from very early on, thanks to a heated exchange with Microsoft founder Bill Gates in November 1983.

而从很早的时候起，公司就一直执迷于对这些产品的保密。这一点还得多亏了1983年一次与微软公司创始人比尔·盖茨热烈交谈。

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In this process, the "biomass" - typically waste products from farming - is heated in the absence of oxygen until it releases a flammable gas.

在此过程中，这些“生物质”——曾经农业典型的废弃物——在无氧环境中加热，直到其放出可燃气体，而得到的残渣则吸收了燃料中约50%的炭。

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Subjects with tolerance to heated, but not unheated, milk continued to receive heated store-bought or home-baked products containing milk for 3 months and were then reassessed.

能耐受加热过的，但是不能耐受未加热的牛奶的被试者，连续给予商店购买的加热过的或家中烘烤过的含奶的制品3个月，然后对其重新评估。

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Buying foreign products may add to food miles but it can also cut down on the need for heated greenhouses or intensive farming.

BBC: Bruce Forsyth in 1971